The 10 builders from Google's results for Croydon, ranked on Google rating, online presence and other factors. Updated 10 September 2026.
on GoogleSouth Croydon
Era Construction carries out loft conversions, house extensions, new builds, and property refurbishments. Based in South Croydon, the firm covers London, Surrey, Kent, and Sussex, including Purley, Caterham, and Warlingham.
07813 330542 28 Orchard Rd, South Croydon CR2 9LU
on GoogleCroydon
London Core Construction is a Croydon builder covering the CR0 and CR2 postcodes, including Addiscombe, Selsdon, South Norwood and Purley Way. It builds house extensions and new homes, converts lofts, basements and garages, and carries out structural repairs.
on GoogleSouth Croydon
Smiley Building Services constructs house extensions, loft conversions, and complete property refurbishments. Operating in Croydon, Bromley, and West Wickham, the firm manages building projects from initial concept through to finish.
07786 254637 14 Crest Rd, South Croydon CR2 7JQ
on GoogleCroydon
Sebastian & Co specialises in period property renovations and new build home construction. Operating in Croydon, the firm undertakes structural alterations, including historic dairy conversions and residential developments.
020 8239 0986 10 Williams Terrace, Croydon CR0 4HZ
Croydon
Elite Builders London carries out property extensions, new builds, and conversions for domestic clients in Croydon and the surrounding areas. Its workforce handles home renovations, basement alterations, loft conversions, and general property maintenance across Greater London.
Croydon
KFM Building delivers house extensions, loft conversions, kitchen refurbishments, and bathroom remodelling in Bromley. The team manages projects from initial design through to completion, serving domestic clients seeking extra space.
Croydon
Trading as Ancient Construction, this builder offers house extensions, new home builds, and refurbishments across Croydon, Thornton Heath, and South Norwood. The firm also assists with design planning and building regulations compliance.
Croydon
Croydon Builders manages domestic building projects across Croydon and nearby areas. Its range of services includes house extensions, bathroom renovations, kitchen fitting, and single plastering jobs managed from start to finish.
Croydon
Builders House is a builder based in Croydon.
Croydon
Maclen Property Services provides full building and renovation services to domestic and commercial clients across Croydon, London, and the South East. The firm handles projects from planning and design through to construction and interior fit outs.
020 8680 7854 Unit A 22, 24 Napier Rd, Croydon CR2 6HG
In Croydon, small structural job typically costs £1,800 – £6,000. Labour in Greater London runs 18% above the UK median, which accounts for most of the difference from the same job elsewhere.
These are the firms from Google's results for "builders croydon". They are ranked on Google rating, online presence and other factors.
The figures above are Croydon ranges. These explain what drives them, so you can read a quote properly.
Per-square-metre rates for light, standard and full renovations, prices job by job, rates by region, and the VAT, fees and contingency that sit on top of the build.
2026 prices for single and double garage conversions by garage type and room, what a quote should include, the fees and VAT around the build, and the rules in each UK nation.
Which jobs are notifiable, how the application routes work, what building control inspects, and what a completion certificate is worth when you come to sell.
For anything over about £10,000, yes. The JCT Home Owner contract is short, plain English and free to buy. It fixes the payment schedule and the process if things go wrong, which is exactly what an informal arrangement does not.
Materials up front is reasonable. A large percentage of the total is not. Stage payments against completed work are the norm, and a firm insisting on 50% before starting is a warning sign.